<template>
    <div class="icons">
         <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class='icon' v-for="item of page" :key="item.id">
          <div class='icon-img'>
            <img class='icon-img-content' :src='item.imgUrl' />
</div>
 <p class='icon-desc'>{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>    
</template>

 <script>
 export default {
     name:'HomeIcons',
      props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
 </script>

<style lang="stylus" scoped>
@import '~style/varibles.styl'
@import '~style/mixins.styl'
  .icons >>> .swiper-container
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position: relative
      overflow: hidden
      float: left
      width: 25%
      height: 0
      padding-bottom: 25%
      .icon-img
        position: absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing: border-box
        padding: .1rem
        .icon-img-content
          display: block
          margin: 0 auto
          height: 100%
      .icon-desc
        position: absolute
        left: 0
        right: 0
        bottom: 0
        height: .44rem
        line-height: .44rem
        text-align: center
        color: $darkTextColor
        ellipsis()
  </style>
 